20235044067

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{28283}}^1$

素因数の和:28488

約数の個数: 48

約数和(自身を含む): 32604890112

約数和(自身を除く): 12369846045

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 157, 217, 471, 651, 1099, 1519, 3297, 4557, 4867, 7693, 14601, 23079, 28283, 34069, 84849, 102207, 197981, 238483, 593943, 715449, 876773, 1385867, 2630319, 4157601, 4440431, 6137411, 13321293, 18412233, 31083017, 42961877, 93249051, 128885631, 137653361, 217581119, 412960083, 652743357, 963573527, 2890720581, 6745014689, 20235044067]

約数ペア:

[(1, 20235044067), (3, 6745014689), (7, 2890720581), (21, 963573527), (31, 652743357), (49, 412960083), (93, 217581119), (147, 137653361), (157, 128885631), (217, 93249051), (471, 42961877), (651, 31083017), (1099, 18412233), (1519, 13321293), (3297, 6137411), (4557, 4440431), (4867, 4157601), (7693, 2630319), (14601, 1385867), (23079, 876773), (28283, 715449), (34069, 593943), (84849, 238483), (102207, 197981)]